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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-OriginatorOrg: suse.com X-MS-Exchange-CrossTenant-Network-Message-Id: 3ec323a2-8062-426d-8bad-08db2c755def X-MS-Exchange-CrossTenant-AuthSource: VI1PR0402MB3439.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Mar 2023 14:38:00.4020 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: f7a17af6-1c5c-4a36-aa8b-f5be247aa4ba X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: gwatRvlSDAO9ZTZ+MBvqy1raOv53Z/Z0faSu+f0eRrCA2HzhblMOoNZ0NtXe6ZRb X-MS-Exchange-Transport-CrossTenantHeadersStamped: PAXPR04MB8623 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230324_073804_605587_0EB1C3AF X-CRM114-Status: GOOD ( 22.45 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The .data field in struct of_device_id is used as a const member so it's inappropriate to attach struct s32_pinctrl_soc_info with of_device_id because some members in s32_pinctrl_soc_info need to be filled by pinctrl-s32cc at runtime. For this reason, struct s32_pinctrl_soc_info must be allocated in pinctrl-s32cc and then create a new struct s32_pinctrl_soc_data in order to represent const .data in of_device_id. To combine these two structures, a s32_pinctrl_soc_data pointer is introduced in s32_pinctrl_soc_info. Besides, use of_device_get_match_data() instead of of_match_device() since the driver only needs to retrieve the .data from of_device_id. Suggested-by: Andy Shevchenko Signed-off-by: Chester Lin Reviewed-by: Andy Shevchenko --- Changes in v4: - Retrieve the matched device data by calling of_device_get_match_data() and remove unnecessary type casting. (Merged from the previous v3 series [PATCH v3 1/6]) drivers/pinctrl/nxp/pinctrl-s32.h | 14 +++++++++----- drivers/pinctrl/nxp/pinctrl-s32cc.c | 30 +++++++++++++++++------------ drivers/pinctrl/nxp/pinctrl-s32g2.c | 13 +++++-------- 3 files changed, 32 insertions(+), 25 deletions(-) diff --git a/drivers/pinctrl/nxp/pinctrl-s32.h b/drivers/pinctrl/nxp/pinctrl-s32.h index 2f7aecd462e4..add3c77ddfed 100644 --- a/drivers/pinctrl/nxp/pinctrl-s32.h +++ b/drivers/pinctrl/nxp/pinctrl-s32.h @@ -34,24 +34,28 @@ struct s32_pin_range { unsigned int end; }; -struct s32_pinctrl_soc_info { - struct device *dev; +struct s32_pinctrl_soc_data { const struct pinctrl_pin_desc *pins; unsigned int npins; + const struct s32_pin_range *mem_pin_ranges; + unsigned int mem_regions; +}; + +struct s32_pinctrl_soc_info { + struct device *dev; + const struct s32_pinctrl_soc_data *soc_data; struct s32_pin_group *groups; unsigned int ngroups; struct pinfunction *functions; unsigned int nfunctions; unsigned int grp_index; - const struct s32_pin_range *mem_pin_ranges; - unsigned int mem_regions; }; #define S32_PINCTRL_PIN(pin) PINCTRL_PIN(pin, #pin) #define S32_PIN_RANGE(_start, _end) { .start = _start, .end = _end } int s32_pinctrl_probe(struct platform_device *pdev, - struct s32_pinctrl_soc_info *info); + const struct s32_pinctrl_soc_data *soc_data); int s32_pinctrl_resume(struct device *dev); int s32_pinctrl_suspend(struct device *dev); #endif /* __DRIVERS_PINCTRL_S32_H */ diff --git a/drivers/pinctrl/nxp/pinctrl-s32cc.c b/drivers/pinctrl/nxp/pinctrl-s32cc.c index 8373468719b6..41e024160f36 100644 --- a/drivers/pinctrl/nxp/pinctrl-s32cc.c +++ b/drivers/pinctrl/nxp/pinctrl-s32cc.c @@ -106,7 +106,7 @@ s32_get_region(struct pinctrl_dev *pctldev, unsigned int pin) { struct s32_pinctrl *ipctl = pinctrl_dev_get_drvdata(pctldev); const struct s32_pin_range *pin_range; - unsigned int mem_regions = ipctl->info->mem_regions; + unsigned int mem_regions = ipctl->info->soc_data->mem_regions; unsigned int i; for (i = 0; i < mem_regions; i++) { @@ -688,8 +688,8 @@ int s32_pinctrl_suspend(struct device *dev) int ret; unsigned int config; - for (i = 0; i < info->npins; i++) { - pin = &info->pins[i]; + for (i = 0; i < info->soc_data->npins; i++) { + pin = &info->soc_data->pins[i]; if (!s32_pinctrl_should_save(ipctl, pin->number)) continue; @@ -713,8 +713,8 @@ int s32_pinctrl_resume(struct device *dev) struct s32_pinctrl_context *saved_context = &ipctl->saved_context; int ret, i; - for (i = 0; i < info->npins; i++) { - pin = &info->pins[i]; + for (i = 0; i < info->soc_data->npins; i++) { + pin = &info->soc_data->pins[i]; if (!s32_pinctrl_should_save(ipctl, pin->number)) continue; @@ -831,7 +831,7 @@ static int s32_pinctrl_probe_dt(struct platform_device *pdev, struct resource *res; struct regmap *map; void __iomem *base; - int mem_regions = info->mem_regions; + unsigned int mem_regions = info->soc_data->mem_regions; int ret; u32 nfuncs = 0; u32 i = 0; @@ -869,7 +869,7 @@ static int s32_pinctrl_probe_dt(struct platform_device *pdev, } ipctl->regions[i].map = map; - ipctl->regions[i].pin_range = &info->mem_pin_ranges[i]; + ipctl->regions[i].pin_range = &info->soc_data->mem_pin_ranges[i]; } nfuncs = of_get_child_count(np); @@ -904,20 +904,26 @@ static int s32_pinctrl_probe_dt(struct platform_device *pdev, } int s32_pinctrl_probe(struct platform_device *pdev, - struct s32_pinctrl_soc_info *info) + const struct s32_pinctrl_soc_data *soc_data) { struct s32_pinctrl *ipctl; int ret; struct pinctrl_desc *s32_pinctrl_desc; + struct s32_pinctrl_soc_info *info; #ifdef CONFIG_PM_SLEEP struct s32_pinctrl_context *saved_context; #endif - if (!info || !info->pins || !info->npins) { + if (!soc_data || !soc_data->pins || !soc_data->npins) { dev_err(&pdev->dev, "wrong pinctrl info\n"); return -EINVAL; } + info = devm_kzalloc(&pdev->dev, sizeof(*info), GFP_KERNEL); + if (!info) + return -ENOMEM; + + info->soc_data = soc_data; info->dev = &pdev->dev; /* Create state holders etc for this driver */ @@ -938,8 +944,8 @@ int s32_pinctrl_probe(struct platform_device *pdev, return -ENOMEM; s32_pinctrl_desc->name = dev_name(&pdev->dev); - s32_pinctrl_desc->pins = info->pins; - s32_pinctrl_desc->npins = info->npins; + s32_pinctrl_desc->pins = info->soc_data->pins; + s32_pinctrl_desc->npins = info->soc_data->npins; s32_pinctrl_desc->pctlops = &s32_pctrl_ops; s32_pinctrl_desc->pmxops = &s32_pmx_ops; s32_pinctrl_desc->confops = &s32_pinconf_ops; @@ -960,7 +966,7 @@ int s32_pinctrl_probe(struct platform_device *pdev, #ifdef CONFIG_PM_SLEEP saved_context = &ipctl->saved_context; saved_context->pads = - devm_kcalloc(&pdev->dev, info->npins, + devm_kcalloc(&pdev->dev, info->soc_data->npins, sizeof(*saved_context->pads), GFP_KERNEL); if (!saved_context->pads) diff --git a/drivers/pinctrl/nxp/pinctrl-s32g2.c b/drivers/pinctrl/nxp/pinctrl-s32g2.c index d9f3ff6794ea..e0944c071c8c 100644 --- a/drivers/pinctrl/nxp/pinctrl-s32g2.c +++ b/drivers/pinctrl/nxp/pinctrl-s32g2.c @@ -721,7 +721,7 @@ static const struct s32_pin_range s32_pin_ranges_siul2[] = { S32_PIN_RANGE(942, 1007), }; -static struct s32_pinctrl_soc_info s32_pinctrl_info = { +static struct s32_pinctrl_soc_data s32_pinctrl_data = { .pins = s32_pinctrl_pads_siul2, .npins = ARRAY_SIZE(s32_pinctrl_pads_siul2), .mem_pin_ranges = s32_pin_ranges_siul2, @@ -732,7 +732,7 @@ static const struct of_device_id s32_pinctrl_of_match[] = { { .compatible = "nxp,s32g2-siul2-pinctrl", - .data = (void *) &s32_pinctrl_info, + .data = (void *) &s32_pinctrl_data, }, { /* sentinel */ } }; @@ -740,14 +740,11 @@ MODULE_DEVICE_TABLE(of, s32_pinctrl_of_match); static int s32g_pinctrl_probe(struct platform_device *pdev) { - const struct of_device_id *of_id = - of_match_device(s32_pinctrl_of_match, &pdev->dev); + const struct s32_pinctrl_soc_data *soc_data; - if (!of_id) - return -ENODEV; + soc_data = of_device_get_match_data(&pdev->dev); - return s32_pinctrl_probe - (pdev, (struct s32_pinctrl_soc_info *) of_id->data); + return s32_pinctrl_probe(pdev, soc_data); } static const struct dev_pm_ops s32g_pinctrl_pm_ops = {